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color index
noun
- the difference between the apparent photographic magnitude and the apparent visual magnitude of a star.
- the difference between the magnitudes of a star in any two spectral regions.
˜yÐÄvlog History and Origins
Origin of color index1
Example Sentences
A color index might lead reporters with an appetite for eye-catching headlines to produce misleading stories of an out-of-control border.
Tall, dark Howard Ketcham, 33, began his color career in an advertising agency, joined the automotive paint division of du Pont de Nemours & Co.. reduced 13,000 body colors to the 600 listed in the Automotive Color Index.
Last, but not least, the translucent tissues, the semi-transparent skin, barely veiling the pulsating mesh of myriad blood-vessels, is a superb color index, painting in vivid tints—"yellow, and ashy pale, and hectic red"—the living, ever changing, moving picture of the vigor of the life-centre, the blood-pump, and the richness of its crimson stream.
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